The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/man/man8/zpool-checkpoint.8

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    1 .\"
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   21 .\" Copyright (c) 2007, Sun Microsystems, Inc. All Rights Reserved.
   22 .\" Copyright (c) 2012, 2018 by Delphix. All rights reserved.
   23 .\" Copyright (c) 2012 Cyril Plisko. All Rights Reserved.
   24 .\" Copyright (c) 2017 Datto Inc.
   25 .\" Copyright (c) 2018 George Melikov. All Rights Reserved.
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   29 .Dd May 27, 2021
   30 .Dt ZPOOL-CHECKPOINT 8
   31 .Os
   32 .
   33 .Sh NAME
   34 .Nm zpool-checkpoint
   35 .Nd check-point current ZFS storage pool state
   36 .Sh SYNOPSIS
   37 .Nm zpool
   38 .Cm checkpoint
   39 .Op Fl d Op Fl w
   40 .Ar pool
   41 .
   42 .Sh DESCRIPTION
   43 Checkpoints the current state of
   44 .Ar pool
   45 , which can be later restored by
   46 .Nm zpool Cm import --rewind-to-checkpoint .
   47 The existence of a checkpoint in a pool prohibits the following
   48 .Nm zpool
   49 subcommands:
   50 .Cm remove , attach , detach , split , No and Cm reguid .
   51 In addition, it may break reservation boundaries if the pool lacks free
   52 space.
   53 The
   54 .Nm zpool Cm status
   55 command indicates the existence of a checkpoint or the progress of discarding a
   56 checkpoint from a pool.
   57 .Nm zpool Cm list
   58 can be used to check how much space the checkpoint takes from the pool.
   59 .
   60 .Sh OPTIONS
   61 .Bl -tag -width Ds
   62 .It Fl d , -discard
   63 Discards an existing checkpoint from
   64 .Ar pool .
   65 .It Fl w , -wait
   66 Waits until the checkpoint has finished being discarded before returning.
   67 .El
   68 .
   69 .Sh SEE ALSO
   70 .Xr zfs-snapshot 8 ,
   71 .Xr zpool-import 8 ,
   72 .Xr zpool-status 8

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